Estrogen therapy is linked to fewer signs of Alzheimer’s in the brain
Estrogen-only menopause therapy in older women was linked to less Alzheimer’s brain pathology at autopsy but may not prevent the disease.
Category: Science
A vest tested on the Artemis I mission blocked some radiation exposure
A 26-kilogram plastic garment, flown on a model human torso on the uncrewed Artemis I mission, may one day protect astronauts from solar storms.
New ‘magnetoelastic’ tent generates electricity from wind, body movement and sound to power small devices
Researchers have developed a tent that harvests energy from its own motion — a process that could one day power small devices in shelters, disaster
Diagnostic dilemma: Doctors performed surgery to remove a mass in a woman’s gut — and a bug-like creature immediately jumped out
The patient: An 82-year-old woman in Bologna, Italy The symptoms: The woman was admitted to the hospital with abdominal pain that had worsened over the
Astronomers drop one of the largest-ever maps of the universe, charting 4 billion objects
The largest 2D map of the universe just dropped, and it’s a stunner. Compiled from more than a decade of observations, the new map charts
Newborn screening for cancer risk could save lives. Should it be done?
Genetic screening that identifies cancer-linked mutations in newborns could give doctors a head start on treatment, but it comes with risks.
Neanderthals passed on a gene that helps modern humans pack on more muscle — but only a few people have it
Tens of thousands of years ago, Neanderthals mated with modern humans and passed along a gene variant that enables us to pack on more muscle
New AI chip mimics the human brain’s capacity for split-second motor control — it solved problems using 10,000 times fewer calculations
Scientists have developed a new type of artificial intelligence (AI) chip that mimics the human brain’s aptitude for instinctive motor responses. Modeled after the cerebellum
Genetics triggers male black widows to blackflip into death, study finds
A wild widow spider behavior involving a backflip into death during sex has a simple genetic explanation, new research finds. Male redback spiders (Latrodectus hasselti)
Astronomers created the largest-ever 2D map of the universe, charting 4 billion objects in the night sky
The largest 2D map of the universe just dropped, and it’s a stunner. Compiled from more than a decade of observations, the new map charts
A solar eclipse will be visible in North America tomorrow: How to watch in person and online
On Wednesday (Aug. 12), the new moon will swoop in front of the sun, casting its dark shadow across a stretch of Earth from Iceland
Lion Nebula Roars in Webb’s Sights
NASA’s James Webb Space Telescope imaged the planetary nebula NGC 2392, the Lion Nebula, using the observatory’s NIRCam and MIRI instruments. The central star’s remains
Bamboo toilet paper intrigued me. Reality turned out to be messy
What makes a greener wipe? Researchers have more to say about bamboo’s ecological risks, given limited carbon footprint data.
The largest known galaxy is wider than 17 Milky Ways
Scientists have identified the edge of galaxy IC 1101 and crowned it with the title of largest known galaxy.